Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quais perdas têm vitórias menores que 6 e um DFL de South West de sandford?
 ###Tabelas: CREATE TABLE singles:_16_7_titles_9_runners-up (singles:_16_7_titles_9_runners-up_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Surface VARCHAR, Opponent VARCHAR, Score VARCHAR) CREATE TABLE derived_languages (derived_languages_id AUTO_INCREMENT PRIMARY KEY, Munsee Delaware VARCHAR, Unami Delaware VARCHAR, De Laet (1633) VARCHAR, Campanius (ca. 1645) VARCHAR, Interpreter (1684?) VARCHAR, Thomas (1698) VARCHAR) CREATE TABLE record_vs._big_12_opponents (record_vs._big_12_opponents_id AUTO_INCREMENT PRIMARY KEY, Missouri vs. VARCHAR, Overall Record VARCHAR, at Columbia VARCHAR, at Opponents Venue VARCHAR, at Neutral Site VARCHAR, Last 5 Meetings VARCHAR, Last 10 Meetings VARCHAR, Current Streak VARCHAR, During Time in Big 12 VARCHAR) CREATE TABLE 2010_ladder (2010_ladder_id AUTO_INCREMENT PRIMARY KEY, South West DFL VARCHAR, Wins INT, Byes INT, Losses INT, Draws INT, Against INT) CREATE TABLE former_districts (former_districts_id AUTO_INCREMENT PRIMARY KEY, District VARCHAR, Status VARCHAR, Date abolished VARCHAR, Former county VARCHAR, Successor VARCHAR)  
SELECT MIN Losses FROM 2010_ladder WHERE Wins < 6 AND South West DFL = sandford